PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21308Bearing,sleeve

Parker Hannifin Corp Dba Pneutronics · NSN 3120-01-272-3275 · FSC 3120 · No Item Name Available
Verified by PartsTable
NSN 3120-01-272-3275 — this item is cataloged by the U.S. Government under National Stock Number 3120-01-272-3275. Primary manufacturer part number: 21308.
Features
  • Bearing,sleeve — FSC 3120
  • 1 verified cross-reference
  • Primary manufacturer: Parker Hannifin Corp Dba Pneutronics
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
General Description

The Bearing,sleeve, cataloged under National Stock Number 3120-01-272-3275, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Parker Hannifin Corp Dba Pneutronics. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameBearing,sleeve
FSC / FSG3120 — No Item Name Available (FSG 31)
ManufacturersParker Hannifin Corp Dba Pneutronics (CAGE 63866)
Technical Specifications
ParameterValue
NSN3120-01-272-3275
Primary Part Number21308
Item NameBearing,sleeve
FSC / FSG3120 / 31 — No Item Name Available
ManufacturerParker Hannifin Corp Dba Pneutronics
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
4820-00-243-4815 INTERCHANGEABLE
Valve,y
5999-00-422-849121-308 INTERCHANGEABLE
Contact,electrical
Eaton Corp Opns & Technical Center
9540-00-585-7202 INTERCHANGEABLE
Angle,structural
6145-00-643-2107 INTERCHANGEABLE
Cable,radio Frequency
2910-00-930-16577016001 INTERCHANGEABLE
Carburetor,float
General Motors Llc Dba General Motors Llc
5950-01-015-885621308 INTERCHANGEABLE
Transformer,power
Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit
4810-01-430-415521308-1004-1 INTERCHANGEABLE
Sleeve,drive,valve
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
4810-01-430-416121308-1003-1 INTERCHANGEABLE
Piston,valve
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
4820-01-469-266821308-001 INTERCHANGEABLE
Valve,dir Control
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
1005-01-503-002021308 INTERCHANGEABLE
Sling
Charles Reed Knight Jr Dba Knight's Armament Company
Cross-Reference Index
Part NumberManufacturer
21308 PRIMARY Parker Hannifin Corp Dba Pneutronics (USA)
Related Parts
4820-00-243-4815INTERCHANGEABLE
VALVE,Y
5999-00-422-8491INTERCHANGEABLE
CONTACT,ELECTRICAL
21-308
9540-00-585-7202INTERCHANGEABLE
ANGLE,STRUCTURAL
6145-00-643-2107INTERCHANGEABLE
CABLE,RADIO FREQUENCY
2910-00-930-1657INTERCHANGEABLE
CARBURETOR,FLOAT
7016001
5950-01-015-8856INTERCHANGEABLE
TRANSFORMER,POWER
21308
4810-01-430-4155INTERCHANGEABLE
SLEEVE,DRIVE,VALVE
21308-1004-1
4810-01-430-4161INTERCHANGEABLE
PISTON,VALVE
21308-1003-1
4820-01-469-2668INTERCHANGEABLE
VALVE,DIR CONTROL
21308-001
1005-01-503-0020INTERCHANGEABLE
SLING
21308
4930-01-528-9562INTERCHANGEABLE
CONTROL,DAMPER
21308

Frequently Asked Questions

What is NSN 3120-01-272-3275?

NSN 3120-01-272-3275 is a Bearing,sleeve, manufactured by Parker Hannifin Corp Dba Pneutronics, classified under FSC 3120 (No Item Name Available). Status: active.

What are the part numbers for NSN 3120-01-272-3275?

NSN 3120-01-272-3275 has 1 cross-referenced part number: 21308 (Parker Hannifin Corp Dba Pneutronics).

What NSN replaces 3120-01-272-3275?

There are 11 known substitutes for 3120-01-272-3275: 4820-00-243-4815, 5999-00-422-8491, 9540-00-585-7202 and 8 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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